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2. LED filament - Wikipedia

   en.wikipedia.org/wiki/LED_filament

   A 230-volt LED filament light bulb, with a B22 base. The filaments are visible as the four yellow vertical lines. A LED filament light bulb is a LED lamp which is designed to resemble a traditional incandescent light bulb with visible filaments for aesthetic and light distribution purposes, but with the high efficiency of light-emitting diodes (LEDs).

3. Fluorescent-lamp formats - Wikipedia

   en.wikipedia.org/wiki/Fluorescent-lamp_formats

   In the 1970s, Thorn Lighting introduced an energy-saving 8 ft retrofit tube in Europe. Designed to run on the existing 125 W (240 V) series ballast but with a different gas fill and operating voltage, the tube operated at only 100 W. Increased efficiency meant that the tube produced only 9% lumen reduction for a 20% power reduction. [ 7 ]

4. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...

5. Thermal management of high-power LEDs - Wikipedia

   en.wikipedia.org/wiki/Thermal_management_of_high...

   Typical LED package including thermal management design Thermal animation of a high powered A19 sized LED light bulb, created using high resolution computational fluid dynamics (CFD) analysis software, showing temperature contoured LED heat sink and flow trajectories Thermal animation of a high power density industrial PAR 64 LED downlight heat sink design, created using high resolution CFD ...

6. A woman killed her look-alike to fake her own death ... - AOL

   www.aol.com/woman-killed-her-lookalike-fake...

   A woman in Germany was sentenced to life in prison for murdering her "doppelgänger" in 2022. The victim's family in Algeria found out about the verdict three weeks later. They say they were kept ...

7. Mortgage and refinance rates for Jan. 17, 2025: Average ... - AOL

   www.aol.com/mortgage-and-refinance-rates-for-jan...

   The current average rate for a 30-year fixed mortgage is 7.11% for purchase and 7.09% for refinance, up 8 basis points from 7.03% for purchase and 6 basis points from 7.03% for refinance this time ...